Home / 157,173.72-235,737.18-51,993.24

Finding the Fourth Proportional to 157,173.72, 235,737.18 and 51,993.24

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Solution

The fourth proportional to 157,173.72, 235,737.18 and 51,993.24 is: 77,982.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,173.72 : 235,737.18 = 51,993.24 : x
  2. Step 2: Convert to fraction form
    157,173.72/235,737.18 = 51,993.24/x
  3. Step 3: Cross multiply
    157,173.72x = 235,737.18 × 51,993.24
  4. Step 4: Simplify right side
    157,173.72x = 12,256,739,776.66
  5. Step 5: Solve for x
    x = 12,256,739,776.66/157,173.72
  6. Step 6: Final answer
    x = 77,982.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.